Donald B. Whitney

Person

  • Southbridge, MA, US

Patents Grantslast 30 patents

  • Information Patent Grant

    Ophthalmic refracting device

    • Patent number 4,236,793
    • Issue date Dec 2, 1980
    • American Optical Corporation
    • Donald B. Whitney
    • A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE